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发明名称
Saegedach aus Stahlbetonfertigteilen
摘要
申请公布号
DE930477(C)
申请公布日期
1955.07.18
申请号
DE1942D003366D
申请日期
1942.08.08
申请人
DYCKERHOFF & WIDMANN KOMMANDITGESELLSCHAFT
发明人
RUESCH HUBERT DR.-ING.
分类号
E04B7/12
主分类号
E04B7/12
代理机构
代理人
主权项
地址
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